<template>
  <!-- 表单 -->
  <el-form ref="addForm" :model="formData" :rules="rules" label-width="120px">
    <el-form-item label="姓名" prop="username">
      <el-input v-model="formData.username" style="width:50%" placeholder="请输入姓名" />
    </el-form-item>
    <el-form-item label="手机" prop="mobile">
      <el-input v-model="formData.mobile" style="width:50%" placeholder="请输入手机号" />
    </el-form-item>
    <el-form-item label="入职时间" prop="timeOfEntry">
      <el-date-picker v-model="formData.timeOfEntry" style="width:50%" placeholder="请选择入职时间" />
    </el-form-item>
    <el-form-item label="聘用形式" prop="formOfEmployment">
      <el-select v-model="formData.formOfEmployment" style="width:50%" placeholder="请选择">
        <el-option
          v-for="item in hireType"
          :key="item.id"
          :label="item.value"
          :value="item.id"
        />
      </el-select>
    </el-form-item>
    <el-form-item label="工号" prop="workNumber">
      <el-input v-model="formData.workNumber" style="width:50%" placeholder="请输入工号" />
    </el-form-item>
    <el-form-item label="部门" prop="departmentName">
      <el-input
        v-model="formData.departmentName"
        style="width:50%"
        placeholder="请选择部门"
        @focus="hFocus"
      />
      <div v-if="showTree" class="tree-box">
        <el-tree :data="list" :props="{label:'name'}" @node-click="handleNodeClick" />
      </div>
    </el-form-item>
    <el-form-item label="转正时间" prop="correctionTime">
      <el-date-picker v-model="formData.correctionTime" style="width:50%" placeholder="请选择转正时间" />
    </el-form-item>
    <el-form-item>
      <el-button @click="hCancel">取消</el-button>
      <el-button type="primary" @click="hSubmit">确定</el-button>
    </el-form-item>
  </el-form>
</template>

<script>
import EmployeesEnum from '@/constant/employees'
console.log('EmployeesEnum.hireType', EmployeesEnum.hireType)
import { getDepartments } from '@/api/departments'
import { tranDataToTree } from '@/utils'
import { addEmployee } from '@/api/employees'
export default {
  data() {
    return {
      showTree: false,
      hireType: EmployeesEnum.hireType,
      // 表单数据对象
      formData: {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '' // 转正时间
      },
      //   校验规则对象
      rules: {
        username: [
          { required: true, message: '用户姓名不能为空', trigger: 'blur' },
          { min: 1, max: 4, message: '用户姓名为1-4位', trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '手机号不能为空', trigger: 'blur' },
          { pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur' }
        ],
        formOfEmployment: [
          { required: true, message: '聘用形式不能为空', trigger: 'blur' }
        ],
        workNumber: [
          { required: true, message: '工号不能为空', trigger: 'blur' }
        ],
        departmentName: [
          { required: true, message: '部门不能为空', trigger: 'change' }
        ],
        timeOfEntry: [
          { required: true, message: '请选择入职时间', trigger: 'blur' }
        ]
      },
      list: [] // 保证部门的数据
    }
  },
  methods: {
    resetForm() {
      this.$refs.addForm.resetFields()
    },
    handleNodeClick(data) {
      console.log('data', data)
      // data 判断当前部门有没有子级
      if (data.children.length !== 0) return // 如果有子级 忽略不计
      // 没有子级，将当前部门的名称填充到表单
      this.formData.departmentName = data.name
      // 关闭tree-box
      this.showTree = false
    },
    hFocus() {
      this.loadDepartments()
      this.showTree = true
    },
    // 加载部门列表
    async loadDepartments() {
      try {
        const res = await getDepartments()
        // 删除数组中第一条数据，取出公司的名称
        res.data.depts.shift()
        // res.data.depts 后端返回的部门列表是平铺的，----》需要转化为树形的结构数据，形成父子级关系
        this.list = tranDataToTree(res.data.depts)
      } catch (error) {
        console.log(error)
      }
    },
    // 实现新增
    async doAdd() {
      try {
        const res = await addEmployee(this.formData)
        console.log('addEmployee', res)
        // 重新渲染
        // 关闭弹层
        this.$emit('success')
      } catch (err) {
        console.log('addEmployee', err)
      }
    },
    hSubmit() {
      this.$refs.addForm.validate(valid => {
        if (!valid) return // 校验失败
        //  关闭弹层  ---》 子传父 关闭组件中的弹层
        this.doAdd()
      })
    },
    hCancel() {
      this.$emit('close')
    }
  }
}
</script>

